AutoCodes – Subaru – B28B6 Subaru

B28B6 Subaru Code - Stereo Camera Pre-Collision Off Switch

Quick Answer

The Diagnostic Trouble Code (DTC) is set when the pre-collision brake OFF switch circuit is not installed, open-circuited or is stuck to ON. Common causes include Faulty Pre-Collision Off Switch, Pre-Collision Off Switch harness is open or shorted, Pre-Collision Off Switch circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: B28B6 Subaru indicates Stereo Camera Pre-Collision Off Switch.
Common causes: Common causes include Faulty Pre-Collision Off Switch, Pre-Collision Off Switch harness is open or shorted, Pre-Collision Off Switch circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 1,625

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Feb 19, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B28B6 Subaru Description

The Diagnostic Trouble Code (DTC) is set when the pre-collision brake OFF switch circuit is not installed, open-circuited or is stuck to ON.

OBDII Code B28B6 Subaru - Stereo Camera Pre-Collision Off Switch - AutoCodes.com — B28B6 Subaru Code - Stereo Camera Pre-Collision Off Switch

What does this mean?

What are the Possible Causes of the DTC B28B6 Subaru?

Faulty Pre-Collision Off Switch
Pre-Collision Off Switch harness is open or shorted
Pre-Collision Off Switch circuit poor electrical connection

How to Fix the DTC B28B6 Subaru?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B28B6 Subaru code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B28B6 Subaru Code

1. What does OBDII code B28B6 in a Subaru mean?

The OBDII code B28B6 in a Subaru indicates an issue with the Stereo Camera Pre-Collision Off Switch.

2. What are the common symptoms of a Stereo Camera Pre-Collision Off Switch malfunction?

Common symptoms include the pre-collision system not engaging or functioning properly, warning lights on the dashboard, and potential loss of other safety features.

3. What can cause the OBDII code B28B6 to trigger in a Subaru?

The code B28B6 can be triggered by a faulty Stereo Camera Pre-Collision Off Switch, wiring issues, or a malfunction in the pre-collision system components.

4. How can I diagnose a problem with the Stereo Camera Pre-Collision Off Switch in my Subaru?

Diagnosing the issue may involve using a diagnostic scan tool to read the OBDII code, inspecting the wiring connections, and testing the switch for functionality.

5. Is it safe to continue driving my Subaru with the Stereo Camera Pre-Collision Off Switch issue?

It is not recommended to drive the vehicle until the issue is resolved, as it may compromise the proper functioning of the pre-collision system and other safety features.

6. Can I repair the Stereo Camera Pre-Collision Off Switch issue in my Subaru myself?

Depending on your experience and access to tools, you may be able to replace the switch yourself. However, it is recommended to consult a professional for proper diagnosis and repair.

7. How much does it typically cost to repair a Stereo Camera Pre-Collision Off Switch issue in a Subaru?

The cost of repair can vary depending on the extent of the issue, parts needed, and labor costs. It is advisable to get a few quotes from reputable mechanics or dealerships.

8. Are there any preventive measures to avoid the OBDII code B28B6 in a Subaru?

Regular maintenance checks, avoiding physical damage to the pre-collision system components, and addressing any warning lights promptly can help prevent issues with the Stereo Camera Pre-Collision Off Switch.

9. Can a malfunctioning Stereo Camera Pre-Collision Off Switch affect other systems in my Subaru?

Yes, a malfunctioning switch can impact the proper functioning of the pre-collision system, potentially affecting other safety systems in the vehicle.

10. How long does it typically take to repair a Stereo Camera Pre-Collision Off Switch issue in a Subaru?

The repair time can vary depending on the complexity of the issue and the availability of parts. In general, it may take a few hours to a day to diagnose and repair the problem.